1.Constructed with impact-resistant PC outer shell and high-density EPS inner foam for full head safety protection.
2.18 aerodynamic air vents reduce wind drag, boost airflow and keep your head cool while cycling.
3.Ultra-light 300g weight greatly lessens fatigue on your head and neck during long rides.
4.Detachable sweat-wicking quick-dry padding, removable lens & visor deliver all-day wearing comfort.
5.360° adjustable dial, quick-release buckle, chin pad and reflective straps; button-battery rear taillight included for night safety.